/* Copyright 2023 Dual Tachyon
 * https://github.com/DualTachyon
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *     Unless required by applicable law or agreed to in writing, software
 *     distributed under the License is distributed on an "AS IS" BASIS,
 *     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *     See the License for the specific language governing permissions and
 *     limitations under the License.
 */
#  include <assert.h>
#include "app/generic.h"

#include <string.h>

#ifdef ENABLE_FLASHLIGHT
#include "app/flashlight.h"
#endif

#include "app/action.h"
#include "app/app.h"
#include "app/chFrScanner.h"
#include "app/common.h"
#include "app/dtmf.h"

#ifdef ENABLE_FMRADIO
#include "app/fm.h"
#endif

#include "app/scanner.h"
#include "audio.h"
#include "bsp/dp32g030/gpio.h"

#ifdef ENABLE_FMRADIO
#include "driver/bk1080.h"
#endif

#include "driver/bk4819.h"
#include "driver/gpio.h"
#include "driver/backlight.h"
#include "functions.h"
#include "misc.h"
#include "settings.h"
#include "ui/inputbox.h"
#include "ui/ui.h"

#if defined(ENABLE_FMRADIO)
static void ACTION_Scan_FM(bool bRestart);
#endif

#if defined(ENABLE_ALARM) || defined(ENABLE_TX1750)
static void ACTION_AlarmOr1750(bool b1750);
inline static void ACTION_Alarm() { ACTION_AlarmOr1750(false); }
inline static void ACTION_1750() { ACTION_AlarmOr1750(true); };
#endif

inline static void ACTION_ScanRestart() { ACTION_Scan(true); };

void (*action_opt_table[])(void) = {
        [ACTION_OPT_NONE] = &FUNCTION_NOP,
        [ACTION_OPT_POWER] = &ACTION_Power,
        [ACTION_OPT_MONITOR] = &ACTION_Monitor,
        [ACTION_OPT_SCAN] = &ACTION_ScanRestart,
        [ACTION_OPT_KEYLOCK] = &COMMON_KeypadLockToggle,
        [ACTION_OPT_A_B] = &COMMON_SwitchVFOs,
        [ACTION_OPT_VFO_MR] = &COMMON_SwitchVFOMode,
        [ACTION_OPT_SWITCH_DEMODUL] = &ACTION_SwitchDemodul,

#ifdef ENABLE_FLASHLIGHT
        [ACTION_OPT_FLASHLIGHT] = &ACTION_FlashLight,
#else
        [ACTION_OPT_FLASHLIGHT] = &FUNCTION_NOP,
#endif
#ifdef ENABLE_VOX
        [ACTION_OPT_VOX] = &ACTION_Vox,
#else
        [ACTION_OPT_VOX] = &FUNCTION_NOP,
#endif

#ifdef ENABLE_FMRADIO
        [ACTION_OPT_FM] = &ACTION_FM,
#else
        [ACTION_OPT_FM] = &FUNCTION_NOP,
#endif

#ifdef ENABLE_ALARM
        [ACTION_OPT_ALARM] = &ACTION_Alarm,
#else
        [ACTION_OPT_ALARM] = &FUNCTION_NOP,
#endif

#ifdef ENABLE_TX1750
        [ACTION_OPT_1750] = &ACTION_1750,
#else
        [ACTION_OPT_1750] = &FUNCTION_NOP,
#endif

#ifdef ENABLE_BLMIN_TMP_OFF
        [ACTION_OPT_BLMIN_TMP_OFF] = &ACTION_BlminTmpOff,
#else
        [ACTION_OPT_BLMIN_TMP_OFF] = &FUNCTION_NOP,
#endif

        [ACTION_OPT_D_DCD] = &ACTION_D_DCD,
        [ACTION_OPT_WIDTH] = &ACTION_WIDTH,
#ifdef ENABLE_SIDEFUNCTIONS_SEND
        [ACTION_OPT_SEND_CURRENT] = &ACTION_SEND_CURRENT,
        [ACTION_OPT_SEND_OTHER] = &ACTION_SEND_OTHER
#endif
};

static_assert(ARRAY_SIZE(action_opt_table) == ACTION_OPT_LEN);

void ACTION_Power(void) {
    if (++gTxVfo->OUTPUT_POWER > OUTPUT_POWER_HIGH)
        gTxVfo->OUTPUT_POWER = OUTPUT_POWER_LOW;

    gRequestSaveChannel = 1;
    gRequestDisplayScreen = gScreenToDisplay;
#ifdef ENABLE_VOICE
    gAnotherVoiceID   = VOICE_ID_POWER;
#endif

}

void ACTION_Monitor(void) {

    if (gCurrentFunction != FUNCTION_MONITOR) { // enable the monitor
        RADIO_SelectVfos();

#ifdef ENABLE_NOAA
        if (IS_NOAA_CHANNEL(gRxVfo->CHANNEL_SAVE) && gIsNoaaMode)
            gNoaaChannel = gRxVfo->CHANNEL_SAVE - NOAA_CHANNEL_FIRST;
#endif
        RADIO_SetupRegisters(true);
        APP_StartListening(FUNCTION_MONITOR);
        return;
    }

    gMonitor = false;

    if (gScanStateDir != SCAN_OFF) {
        gScanPauseDelayIn_10ms = scan_pause_delay_in_1_10ms;
        gScheduleScanListen = false;
        gScanPauseMode = true;
    }

#ifdef ENABLE_NOAA
    if (gEeprom.DUAL_WATCH == DUAL_WATCH_OFF && gIsNoaaMode) {
        gNOAA_Countdown_10ms = NOAA_countdown_10ms;
        gScheduleNOAA        = false;
    }
#endif

    RADIO_SetupRegisters(true);

#ifdef ENABLE_FMRADIO
    if (gFmRadioMode) {
        FM_Start();
        gRequestDisplayScreen = DISPLAY_FM;
    }
    else
#endif
    gRequestDisplayScreen = gScreenToDisplay;
}

void ACTION_Scan(bool bRestart) {
    (void) bRestart;

#ifdef ENABLE_FMRADIO
    if (gFmRadioMode) {
        ACTION_Scan_FM(bRestart);
        return;
    }
#endif

    if (SCANNER_IsScanning()) {
        return;
    }

    // not scanning
    gMonitor = false;

#ifdef ENABLE_DTMF_CALLING
    DTMF_clear_RX();
#endif

    gDTMF_RX_live_timeout = 0;
    memset(gDTMF_RX_live, 0, sizeof(gDTMF_RX_live));

    RADIO_SelectVfos();
#ifdef ENABLE_NOAA
    if (IS_NOAA_CHANNEL(gRxVfo->CHANNEL_SAVE)) {
        return;
    }
#endif

    GUI_SelectNextDisplay(DISPLAY_MAIN);

    if (gScanStateDir != SCAN_OFF) {
        // already scanning

        if (!IS_MR_CHANNEL(gNextMrChannel)) {
            CHFRSCANNER_Stop();
#ifdef ENABLE_VOICE
            gAnotherVoiceID = VOICE_ID_SCANNING_STOP;
#endif
            return;
        }

        // channel mode. Keep scanning but toggle between scan lists
        gEeprom.SCAN_LIST_DEFAULT = (gEeprom.SCAN_LIST_DEFAULT + 1) % 3;

        // jump to the next channel
        CHFRSCANNER_Start(false, gScanStateDir);
        gScanPauseDelayIn_10ms = 1;
        gScheduleScanListen = false;

    } else {
        // start scanning
        CHFRSCANNER_Start(true, SCAN_FWD);

#ifdef ENABLE_VOICE
        AUDIO_SetVoiceID(0, VOICE_ID_SCANNING_BEGIN);
        AUDIO_PlaySingleVoice(true);
#endif

        // clear the other vfo's rssi level (to hide the antenna symbol)
        gVFO_RSSI_bar_level[(gEeprom.RX_VFO + 1) & 1U] = 0;

        // let the user see DW is not active
        gDualWatchActive = false;
    }

    gUpdateStatus = true;
}


void ACTION_SwitchDemodul(void) {
    gRequestSaveChannel = 1;
    gTxVfo->Modulation++;
    if (gTxVfo->Modulation == MODULATION_UKNOWN)
        gTxVfo->Modulation = MODULATION_FM;

}


void ACTION_Handle(KEY_Code_t Key, bool bKeyPressed, bool bKeyHeld) {
    if (gScreenToDisplay == DISPLAY_MAIN && gDTMF_InputMode) {
        // entering DTMF code

        gPttWasReleased = true;

        if (Key != KEY_SIDE1 || bKeyHeld || !bKeyPressed) {
            return;
        }

        // side1 btn pressed

        gBeepToPlay = BEEP_1KHZ_60MS_OPTIONAL;
        gRequestDisplayScreen = DISPLAY_MAIN;

        if (gDTMF_InputBox_Index <= 0) {
            // turn off DTMF input box if no codes left
            gDTMF_InputMode = false;
            return;
        }

        // DTMF codes are in the input box
        gDTMF_InputBox[--gDTMF_InputBox_Index] = '-'; // delete one code

#ifdef ENABLE_VOICE
        gAnotherVoiceID   = VOICE_ID_CANCEL;
#endif
        return;
    }

    enum ACTION_OPT_t funcShort = ACTION_OPT_NONE;
    enum ACTION_OPT_t funcLong = ACTION_OPT_NONE;

#ifdef ENABLE_CUSTOM_SIDEFUNCTIONS
    switch(Key) {
        case KEY_SIDE1:
            funcShort = gEeprom.KEY_1_SHORT_PRESS_ACTION;
            funcLong  = gEeprom.KEY_1_LONG_PRESS_ACTION;
            break;
        case KEY_SIDE2:
            funcShort = gEeprom.KEY_2_SHORT_PRESS_ACTION;
            funcLong  = gEeprom.KEY_2_LONG_PRESS_ACTION;
            break;
        case KEY_MENU:
            funcLong  = gEeprom.KEY_M_LONG_PRESS_ACTION;
            break;
        default:
            break;
    }
#else
    switch (Key) {
        case KEY_SIDE1:
            funcShort = ACTION_OPT_MONITOR;//gEeprom.KEY_1_SHORT_PRESS_ACTION;
            funcLong = ACTION_OPT_D_DCD;//gEeprom.KEY_1_LONG_PRESS_ACTION;
            break;
        case KEY_SIDE2:
            funcShort = ACTION_OPT_WIDTH;// gEeprom.KEY_2_SHORT_PRESS_ACTION;
            funcLong = ACTION_OPT_FLASHLIGHT;
            break;
        case KEY_MENU:
            funcLong = ACTION_OPT_SWITCH_DEMODUL;//gEeprom.KEY_M_LONG_PRESS_ACTION;
            break;
        default:
            break;
    }
#endif

    if (!bKeyHeld && bKeyPressed) // button pushed
    {
        return;
    }

    // held or released beyond this point

    if (!(bKeyHeld && !bKeyPressed)) // don't beep on released after hold
        gBeepToPlay = BEEP_1KHZ_60MS_OPTIONAL;

    if (bKeyHeld || bKeyPressed) // held
    {
        funcShort = funcLong;

#ifdef ENABLE_SIDEFUNCTIONS_SEND
        if(funcShort == ACTION_OPT_SEND_CURRENT || funcShort == ACTION_OPT_SEND_OTHER){
            gFlagLastVfo = gEeprom.TX_VFO;
            gEeprom.TX_VFO = funcShort == ACTION_OPT_SEND_CURRENT ? gFlagLastVfo : !gFlagLastVfo;
            gFlagReconfigureVfos  = true;
            gFlagStopTX = true;
            GENERIC_Key_PTT(bKeyPressed);
        }
#endif

        if (!bKeyPressed) //ignore release if held
            return;
    }

    // held or released after short press beyond this point
    action_opt_table[funcShort]();
//	switch (funcShort)
//	{
//		default:
//        case   ACTION_OPT_WIDTH:
//            gTxVfo->CHANNEL_BANDWIDTH=!gTxVfo->CHANNEL_BANDWIDTH;
//        gRequestSaveChannel = 1;
//            break;
//		case ACTION_OPT_NONE:
//			break;
//
//		case ACTION_OPT_POWER:
//			ACTION_Power();
//			break;
//		case ACTION_OPT_MONITOR:
//			ACTION_Monitor();
//			break;
//		case ACTION_OPT_SCAN:
//			ACTION_Scan(true);
//			break;
//
//		case ACTION_OPT_KEYLOCK:
//			COMMON_KeypadLockToggle();
//			break;
//		case ACTION_OPT_A_B:
//			COMMON_SwitchVFOs();
//			break;
//		case ACTION_OPT_VFO_MR:
//			COMMON_SwitchVFOMode();
//			break;
//		case ACTION_OPT_SWITCH_DEMODUL:
//			ACTION_SwitchDemodul();
//			break;
//#ifdef ENABLE_FLASHLIGHT
//            case ACTION_OPT_FLASHLIGHT:
//			ACTION_FlashLight();
//#endif
//            break;
//#ifdef ENABLE_VOX
//            case ACTION_OPT_VOX:
//			ACTION_Vox();
//#endif
//            break;
//#ifdef ENABLE_FMRADIO
//            case ACTION_OPT_FM:
//			ACTION_FM();
//#endif
//            break;
//#ifdef ENABLE_ALARM
//            case ACTION_OPT_ALARM:
//			ACTION_AlarmOr1750(false);
//			break;
//#endif
//        case ACTION_OPT_1750:
//#if defined(ENABLE_TX1750)
//            ACTION_AlarmOr1750(true);
//			break;
//#endif
//#ifdef ENABLE_DTMF_CALLING
//           	case ACTION_OPT_D_DCD:
//			gTxVfo->DTMF_DECODING_ENABLE = !gTxVfo->DTMF_DECODING_ENABLE;
//			DTMF_clear_RX();
//			gRequestSaveChannel = 1;
//			break;
//
//#endif
//#ifdef ENABLE_BLMIN_TMP_OFF
//		case ACTION_OPT_BLMIN_TMP_OFF:
//			ACTION_BlminTmpOff();
//			break;
//#endif
//	}
}

#ifdef ENABLE_FMRADIO
void ACTION_FM(void)
{
if (gCurrentFunction != FUNCTION_TRANSMIT && gCurrentFunction != FUNCTION_MONITOR)
    {
        gInputBoxIndex = 0;

        if (gFmRadioMode) {
            FM_TurnOff();
            gFlagReconfigureVfos  = true;
            gRequestDisplayScreen = DISPLAY_MAIN;

#ifdef ENABLE_VOX
            gVoxResumeCountdown = 80;
#endif
            return;
        }

        gMonitor = false;

        RADIO_SelectVfos();
        RADIO_SetupRegisters(true);

        FM_Start();

        gRequestDisplayScreen = DISPLAY_FM;
    }
}


static void ACTION_Scan_FM(bool bRestart)
{
    if (FUNCTION_IsRx())
        return;


    GUI_SelectNextDisplay(DISPLAY_FM);
    gMonitor = false;

    if (gFM_ScanState != FM_SCAN_OFF) {
        FM_PlayAndUpdate();
#ifdef ENABLE_VOICE
            gAnotherVoiceID = VOICE_ID_SCANNING_STOP;
#endif
        return;
    }

    uint16_t freq;

    if (bRestart) {
        gFM_AutoScan        = true;
        gFM_ChannelPosition = 0;
        FM_EraseChannels();
        freq           = gEeprom.FM_LowerLimit;
    } else {
        gFM_AutoScan        = false;
        gFM_ChannelPosition = 0;
        freq           = gEeprom.FM_FrequencyPlaying;
    }

    BK1080_GetFrequencyDeviation(freq);
    FM_Tune(freq, 1, bRestart);

#ifdef ENABLE_VOICE
    gAnotherVoiceID = VOICE_ID_SCANNING_BEGIN;
#endif

}

#endif


#if defined(ENABLE_ALARM) || defined(ENABLE_TX1750)
static void ACTION_AlarmOr1750(const bool b1750)
{

#if defined(ENABLE_ALARM)
        const AlarmState_t alarm_mode = (gEeprom.ALARM_MODE == ALARM_MODE_TONE) ? ALARM_STATE_TXALARM : ALARM_STATE_SITE_ALARM;
        gAlarmRunningCounter = 0;
#endif

#if defined(ENABLE_ALARM) && defined(ENABLE_TX1750)
        gAlarmState = b1750 ? ALARM_STATE_TX1750 : alarm_mode;
#elif defined(ENABLE_ALARM)
        gAlarmState = alarm_mode;
#else
        gAlarmState = ALARM_STATE_TX1750;
#endif

    (void)b1750;
    gInputBoxIndex = 0;

    gFlagPrepareTX = gAlarmState != ALARM_STATE_OFF;

    if (gScreenToDisplay != DISPLAY_MENU)      // 1of11 .. don't close the menu
        gRequestDisplayScreen = DISPLAY_MAIN;

}
#endif


#ifdef ENABLE_VOX
void ACTION_Vox(void)
{
    gEeprom.VOX_SWITCH   = !gEeprom.VOX_SWITCH;
    gRequestSaveSettings = true;
    gFlagReconfigureVfos = true;
    gUpdateStatus        = true;

#ifdef ENABLE_VOICE
    gAnotherVoiceID  = VOICE_ID_VOX;
#endif

}
#endif


#ifdef ENABLE_BLMIN_TMP_OFF
void ACTION_BlminTmpOff(void)
{
    if(++gEeprom.BACKLIGHT_MIN_STAT == BLMIN_STAT_UNKNOWN) {
        gEeprom.BACKLIGHT_MIN_STAT = BLMIN_STAT_ON;
        BACKLIGHT_SetBrightness(gEeprom.BACKLIGHT_MIN);
    } else {
        BACKLIGHT_SetBrightness(0);
    }
}
#endif

void ACTION_WIDTH(void) {
    gRequestSaveChannel = 1;

    gTxVfo->CHANNEL_BANDWIDTH = !gTxVfo->CHANNEL_BANDWIDTH;
}

void ACTION_D_DCD(void) {
    gRequestSaveChannel = 1;

    gTxVfo->DTMF_DECODING_ENABLE = !gTxVfo->DTMF_DECODING_ENABLE;
    DTMF_clear_RX();
}

#ifdef ENABLE_SIDEFUNCTIONS_SEND
void ACTION_SEND_CURRENT(void){return;}
void ACTION_SEND_OTHER(void){return;}
#endif